import { login, logout, getInfo } from '@/api/user'
import { getToken, setToken, removeToken } from '@/utils/auth'
import { resetRouter,AllAsyncRoutes,constantRoutes,anyRoute } from '@/router'
import router from '@/router'

function filterAllAsyncRoutes(AllAsyncRoutes,routesName){
  const result = AllAsyncRoutes.filter((item) => {
    if (routesName.indexOf(item.name) !== -1) {
      if (item.children && item.children.length) {
        item.children = filterAllAsyncRoutes(item.children,routesName)
      }
      return true
    }
  })
  return result
}


const getDefaultState = () => {
  return {
    token: getToken(),
    name: '',
    avatar: '',
    roles:[],
    buttons:[],
    asyncRoutes:[],//获取到用户对应的真实路由
    routes:[],//为侧边栏做准备
  }
}

const state = getDefaultState()

const mutations = {
  RESET_STATE: (state) => {
    Object.assign(state, getDefaultState())
  },
  SET_TOKEN: (state, token) => {
    state.token = token
  },
  // SET_NAME: (state, name) => {
  //   state.name = name
  // },
  // SET_AVATAR: (state, avatar) => {
  //   state.avatar = avatar
  // }
  SET_USERINFO(state,userInfo){
    state.name = userInfo.name
    state.avatar = userInfo.avatar
    state.roles = userInfo.roles
    state.buttons = userInfo.buttons
  },
  SET_ROUTES(state,asyncRoutes){
    state.asyncRoutes = asyncRoutes
    state.routes = constantRoutes.concat(asyncRoutes,anyRoute)
    router.addRoutes([...asyncRoutes,anyRoute])
  }
}

const actions = {
  // user login
  // login({ commit }, userInfo) {
  //   const { username, password } = userInfo
  //   return new Promise((resolve, reject) => {
  //     login({ username: username.trim(), password: password }).then(response => {
  //       const { data } = response
  //       commit('SET_TOKEN', data.token)
  //       setToken(data.token)
  //       resolve()
  //     }).catch(error => {
  //       reject(error)
  //     })
  //   })
  // },
  async login({commit},userInfo){
    const { username, password } = userInfo
    const result = await login({ username: username.trim(), password: password })
    if(result.code === 200 || result.code === 20000){
      commit('SET_TOKEN',result.data.token)
      setToken(result.data.token)
    }
  },

  // get user info
  // getInfo({ commit, state }) {
  //   return new Promise((resolve, reject) => {
  //     getInfo(state.token).then(response => {
  //       const { data } = response

  //       if (!data) {
  //         return reject('Verification failed, please Login again.')
  //       }

  //       const { name, avatar } = data
        // commit('SET_USERINFO',result.data)
       // commit('SET_ROUTES',filterAllAsyncRoutes(AllAsyncRoutes,result.data.routes))


  //       resolve(data)
  //     }).catch(error => {
  //       reject(error)
  //     })
  //   })
  // },
  async getInfo({commit,state}){
    const result = await getInfo(state.token)
    if(result.code === 200 || result.code === 20000){
      commit('SET_USERINFO',result.data)
      commit('SET_ROUTES',filterAllAsyncRoutes(AllAsyncRoutes,result.data.routes))
    }
  },

  // user logout
  // logout({ commit, state }) {
  //   return new Promise((resolve, reject) => {
  //     logout(state.token).then(() => {
  //       removeToken() // must remove  token  first
  //       resetRouter()
  //       commit('RESET_STATE')
  //       resolve()
  //     }).catch(error => {
  //       reject(error)
  //     })
  //   })
  // },
  async logout({commit,state}){
    const result = await logout(state.token)
    if(result.code === 200 || result.code === 20000){
      removeToken() // must remove  token  first
      resetRouter()
      commit('RESET_STATE')
    }
  },

  // remove token
//   resetToken({ commit }) {
//     return new Promise(resolve => {
//       removeToken() // must remove  token  first
//       commit('RESET_STATE')
//       resolve()
//     })
//   }
  async resetToken({commit}){
    const result = await removeToken()
    if(result.code === 200 || result.code === 20000){
      commit('RESET_STATE')
    }
  }

}

export default {
  namespaced: true,
  state,
  mutations,
  actions
}

